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  ECharts
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  <h1 id="ECharts"><a href="#ECharts" class="headerlink" title="ECharts"></a>ECharts</h1><h2 id="常用配置"><a href="#常用配置" class="headerlink" title="常用配置"></a>常用配置</h2><h2 id="tooltip-提示框"><a href="#tooltip-提示框" class="headerlink" title="tooltip 提示框"></a><a target="_blank" rel="noopener" href="https://echarts.apache.org/zh/option.html#tooltip">tooltip 提示框</a></h2><figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br></pre></td><td class="code"><pre><span class="line">&#123;</span><br><span class="line">   tooltip:&#123;</span><br><span class="line">    show: <span class="literal">true</span> | <span class="literal">false</span>,</span><br><span class="line">    trigger: <span class="string">&#x27;item&#x27;</span> | <span class="string">&#x27;axis&#x27;</span> | <span class="string">&#x27;none&#x27;</span>,  <span class="comment">// 触发类型</span></span><br><span class="line">    formatter: <span class="string">&#x27;&#x27;</span> | <span class="function">(<span class="params">&#123;marker,name,percent,&#125;</span>)=&gt;</span><span class="string">&#x27;&#x27;</span>,  <span class="comment">// 浮层自定义内容 marker图标 percent占比 name名称</span></span><br><span class="line">   &#125; </span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line">params = &#123;</span><br><span class="line">    componentType: <span class="string">&#x27;series&#x27;</span>,</span><br><span class="line">    <span class="comment">// 系列类型</span></span><br><span class="line">    seriesType: string,</span><br><span class="line">    <span class="comment">// 系列在传入的 option.series 中的 index</span></span><br><span class="line">    seriesIndex: number,</span><br><span class="line">    <span class="comment">// 系列名称</span></span><br><span class="line">    seriesName: string,</span><br><span class="line">    <span class="comment">// 数据名，类目名</span></span><br><span class="line">    name: string,</span><br><span class="line">    <span class="comment">// 数据在传入的 data 数组中的 index</span></span><br><span class="line">    dataIndex: number,</span><br><span class="line">    <span class="comment">// 传入的原始数据项</span></span><br><span class="line">    data: <span class="built_in">Object</span>,</span><br><span class="line">    <span class="comment">// 传入的数据值。在多数系列下它和 data 相同。在一些系列下是 data 中的分量（如 map、radar 中）</span></span><br><span class="line">    value: number|<span class="built_in">Array</span>|<span class="built_in">Object</span>,</span><br><span class="line">    <span class="comment">// 坐标轴 encode 映射信息，</span></span><br><span class="line">    <span class="comment">// key 为坐标轴（如 &#x27;x&#x27; &#x27;y&#x27; &#x27;radius&#x27; &#x27;angle&#x27; 等）</span></span><br><span class="line">    <span class="comment">// value 必然为数组，不会为 null/undefied，表示 dimension index 。</span></span><br><span class="line">    <span class="comment">// 其内容如：</span></span><br><span class="line">    <span class="comment">// &#123;</span></span><br><span class="line">    <span class="comment">//     x: [2] // dimension index 为 2 的数据映射到 x 轴</span></span><br><span class="line">    <span class="comment">//     y: [0] // dimension index 为 0 的数据映射到 y 轴</span></span><br><span class="line">    <span class="comment">// &#125;</span></span><br><span class="line">    encode: <span class="built_in">Object</span>,</span><br><span class="line">    <span class="comment">// 维度名列表</span></span><br><span class="line">    dimensionNames: <span class="built_in">Array</span>&lt;<span class="built_in">String</span>&gt;,</span><br><span class="line">    <span class="comment">// 数据的维度 index，如 0 或 1 或 2 ...</span></span><br><span class="line">    <span class="comment">// 仅在雷达图中使用。</span></span><br><span class="line">    dimensionIndex: number,</span><br><span class="line">    <span class="comment">// 数据图形的颜色</span></span><br><span class="line">    color: string,</span><br><span class="line">    <span class="comment">// 饼图，漏斗图的百分比</span></span><br><span class="line">    percent: number</span><br><span class="line">&#125;</span><br><span class="line"></span><br></pre></td></tr></table></figure>

<h2 id="legend-图例组件"><a href="#legend-图例组件" class="headerlink" title="legend 图例组件"></a><a target="_blank" rel="noopener" href="https://echarts.apache.org/zh/option.html#legend">legend 图例组件</a></h2><ul>
<li><code>series</code>内的数据对象必须要有 <code>name</code> 属性</li>
</ul>
<figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br></pre></td><td class="code"><pre><span class="line">&#123;</span><br><span class="line"> legend:&#123;</span><br><span class="line">    ...</span><br><span class="line">    itemStyle:&#123;&#125;, <span class="comment">// 图例‘图形’的样式</span></span><br><span class="line">    lineStyle:&#123;&#125;, <span class="comment">// 图例‘线’的样式</span></span><br><span class="line">    formatter: <span class="string">&#x27;&#123;name&#125;&#x27;</span> | <span class="function">(<span class="params">name</span>)=&gt;</span><span class="string">&#x27;&#x27;</span>,  <span class="comment">// 图例自定义内容</span></span><br><span class="line">    icon: <span class="string">&#x27;circle&#x27;</span> | <span class="string">&#x27;rect&#x27;</span> | <span class="string">&#x27;roundRect&#x27;</span> | <span class="string">&#x27;triangle&#x27;</span> | <span class="string">&#x27;diamond&#x27;</span> | <span class="string">&#x27;pin&#x27;</span> | <span class="string">&#x27;arrow&#x27;</span> | <span class="string">&#x27;none&#x27;</span> <span class="comment">// 图例项的icon</span></span><br><span class="line"></span><br><span class="line">    <span class="comment">//  针对多个series进行个性化设置</span></span><br><span class="line">    data: [</span><br><span class="line">      &#123;</span><br><span class="line">         name:<span class="string">&#x27;a&#x27;</span>,</span><br><span class="line">         ...</span><br><span class="line">      &#125;,</span><br><span class="line">      &#123;</span><br><span class="line">         name:<span class="string">&#x27;b&#x27;</span>,</span><br><span class="line">         ...</span><br><span class="line">      &#125;</span><br><span class="line">    ]</span><br><span class="line"> &#125;,</span><br><span class="line"> series:[</span><br><span class="line">    &#123;</span><br><span class="line">        name:<span class="string">&#x27;a&#x27;</span>,</span><br><span class="line">        ...</span><br><span class="line">    &#125;</span><br><span class="line"> ]</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>

<h2 id="grid-坐标系网格"><a href="#grid-坐标系网格" class="headerlink" title="grid 坐标系网格"></a><a target="_blank" rel="noopener" href="https://echarts.apache.org/zh/option.html#grid">grid 坐标系网格</a></h2><blockquote>
<p>文字过长 通过left/bottom的距离设置  eg：<code>16 + fontSize * maxYLabelLength * 1.2,</code></p>
</blockquote>
<figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br></pre></td><td class="code"><pre><span class="line">&#123;</span><br><span class="line">   grid:&#123;</span><br><span class="line">      <span class="comment">// 距离容器 上下左右的距离</span></span><br><span class="line">      left(right/top/bottom): <span class="number">20</span> (具体像素) | <span class="string">&#x27;20%&#x27;</span>(百分比) |　<span class="string">&#x27;left&#x27;</span>|<span class="string">&#x27;center&#x27;</span>|<span class="string">&#x27;middle&#x27;</span>|<span class="string">&#x27;right&#x27;</span>|<span class="string">&#x27;bottom&#x27;</span>|<span class="string">&#x27;top&#x27;</span>,</span><br><span class="line"></span><br><span class="line">      <span class="comment">// grid组件的宽高</span></span><br><span class="line">      width(height): string | number | <span class="string">&#x27;auto&#x27;</span></span><br><span class="line">   &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>

<h2 id="yAxis-y轴"><a href="#yAxis-y轴" class="headerlink" title="yAxis y轴"></a><a target="_blank" rel="noopener" href="https://echarts.apache.org/zh/option.html#yAxis">yAxis y轴</a></h2><ul>
<li>多个<code>y</code>轴的情况用数组,<code>name</code>对应<code>series</code>的<code>name</code></li>
</ul>
<figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br></pre></td><td class="code"><pre><span class="line">&#123;</span><br><span class="line">   yAxis:[</span><br><span class="line">      &#123;</span><br><span class="line">         name:<span class="string">&#x27;a&#x27;</span>,</span><br><span class="line">         nameLocation:<span class="string">&#x27;center&#x27;</span> | <span class="string">&#x27;start&#x27;</span> | <span class="string">&#x27;end&#x27;</span>, <span class="comment">// 坐标轴名称显示位置</span></span><br><span class="line">         nameGap:number, <span class="comment">// 坐标轴名称与轴线的距离</span></span><br><span class="line">         nameRotate:number, <span class="comment">// 名称的旋转角度</span></span><br><span class="line"></span><br><span class="line">         type:<span class="string">&#x27;value&#x27;</span> | <span class="string">&#x27;time&#x27;</span> | <span class="string">&#x27;category&#x27;</span> | <span class="string">&#x27;log&#x27;</span>, <span class="comment">// 数值轴、时间轴、类目轴、对数轴</span></span><br><span class="line">         min: number | string | <span class="function">(<span class="params">value</span>)=&gt;</span>number, <span class="comment">// 坐标刻度最小值</span></span><br><span class="line">         max: number | string | <span class="function">(<span class="params">value</span>)=&gt;</span>number, <span class="comment">// 坐标刻度最大值</span></span><br><span class="line">         minInterval: number, <span class="comment">// 最小间隔</span></span><br><span class="line">         splitNumber: number, <span class="comment">// 坐标分割段数 配合min、max使用</span></span><br><span class="line"></span><br><span class="line">         <span class="comment">// 坐标轴轴线相关</span></span><br><span class="line">         axisLine:&#123;</span><br><span class="line"></span><br><span class="line">         &#125;</span><br><span class="line">      &#125;,</span><br><span class="line">   ]</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>

<h2 id="xAxis-x轴"><a href="#xAxis-x轴" class="headerlink" title="xAxis x轴"></a><a target="_blank" rel="noopener" href="https://echarts.apache.org/zh/option.html#xAxis">xAxis x轴</a></h2><ul>
<li>和y轴类似</li>
</ul>
<h2 id="dataZoom-区域缩放"><a href="#dataZoom-区域缩放" class="headerlink" title="dataZoom 区域缩放"></a><a target="_blank" rel="noopener" href="https://echarts.apache.org/zh/option.html#dataZoom">dataZoom 区域缩放</a></h2><figure class="highlight javascript"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br></pre></td><td class="code"><pre><span class="line"></span><br><span class="line">dataZoom: [</span><br><span class="line">       &#123;</span><br><span class="line">         type: <span class="string">&#x27;inside&#x27;</span>, <span class="comment">// 内置</span></span><br><span class="line">         yAxisIndex: <span class="number">0</span>,</span><br><span class="line">         startValue: data.length,</span><br><span class="line">         endValue: data.length - <span class="number">12</span>,</span><br><span class="line">         filterMode: <span class="string">&#x27;filter&#x27;</span>, <span class="comment">// 主轴 &#x27;filter&#x27;，辅轴 &#x27;empty&#x27;</span></span><br><span class="line">         zoomOnMouseWheel: <span class="literal">false</span>,</span><br><span class="line">         moveOnMouseWheel: <span class="literal">true</span>,</span><br><span class="line">         moveOnMouseMove: <span class="literal">false</span></span><br><span class="line">       &#125;,</span><br><span class="line">       &#123;</span><br><span class="line">        type: <span class="string">&#x27;slider&#x27;</span>, <span class="comment">// 滚动条</span></span><br><span class="line">        ...</span><br><span class="line">       &#125;</span><br><span class="line">     ],</span><br></pre></td></tr></table></figure>


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